package com.neu.gulimall.product.exception;

import com.neu.common.exception.BizCodeEnum;
import com.neu.common.utils.R;

import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 *  集中处理所有异常
 */
//@ResponseBody
//@ControllerAdvice(basePackages = "com.neu.gulimall.product.controller")

@Slf4j
@RestControllerAdvice(basePackages = "com.neu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现异常：{}，异常类型：{}",e.getMessage(),e.getClass());
        BindingResult result = e.getBindingResult();
        Map<String,String> map = new HashMap<>();
        result.getFieldErrors().forEach((item) -> {
            map.put(item.getField(), item.getDefaultMessage());
        });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(),"提交的数据不合法！").put("data",map);
    }

//    @ExceptionHandler(value = Throwable.class)
//    public R handleException(Throwable throwable){
//            return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(), BizCodeEnum.UNKNOW_EXCEPTION.getMessage());
//    }
}
